Module 2 of 3 in Object-Oriented Programming in Kotlin

Advanced Object-Oriented Programming in Kotlin

May 22 2024, Kotlin 1.9, Android 14, Kotlin Playground
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This module will guide you through some of the common issues that arise when creating apps that are already widely used, providing best practices to address them. By Godfred Afful.

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EXPERIENCE
Beginner level
EST TIME TO COMPLETE
1 hr, 7 mins
CONTENT
4 lessons
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Module outcomes

  • Apply advanced OOP concepts, such as inheritance, polymorphism, and composition to design and implement a complex object-oriented model.
  • Identify and apply relevant design patterns to solve common software design challenges.
  • Understand SOLID principles in the design of classes.

Covered concepts

  • Composition
  • Aggregation
  • Singleton, factory, and Observer design patterns
  • SOLID principles

Module content

1
Composition & Aggregation Lesson (18 mins)

Discover the essence of Composition and Aggregation in this lesson. Learn how to apply these concepts in various scenarios and grasp the key distinctions between them. Gain practical insights into when and how to use Composition and Aggregation effectively in your projects.

 Start
Introduction • Start Reading · 1 min
Understanding Composition Reading · 6 mins
Working with Composition Video · 3 mins
Understanding Aggregation Reading · 4 mins
Working with Aggregation Video · 2 mins
Conclusion Reading · 1 min
Quiz: Composition & Aggregation 6 questions
2
Design Patterns Lesson (23 mins)

This lesson unlocks the power of design patterns, revealing how they boost your object-oriented programming skills and guide you towards building robust and maintainable apps.

 Start
Introduction • Start Reading · 1 min
Exploring Design Patterns Reading · 5 mins
Learning Singleton Pattern Reading · 3 mins
Implementing Singleton Pattern Video · 4 mins
Learning Factory Pattern Reading · 2 mins
Implementing Factory Pattern Video · 3 mins
Learning Observer Pattern Reading · 2 mins
Implementing Observer Pattern Video · 3 mins
Conclusion Reading · 1 min
Quiz: Design Patterns 6 questions
3
Single Responsibility & Open-Closed Principles Lesson (12 mins)

This lesson introduces the SOLID principles, examining the Single Responsibility and Open-Closed principles in detail. You’ll gain valuable insights into designing effective object-oriented systems.

 Start
Introduction • Start Reading · 1 min
Learning Single Responsibility Principle Reading · 2 mins
Implementing Single Responsibility Principle Video · 3 mins
Learning Open-Closed Principle Reading · 2 mins
Implementing Open-Closed Principle Video · 4 mins
Conclusion Reading · 1 min
Quiz: Single Responsibility & Open-Closed Principles 6 questions
4
Liskov Substitution, Interface Segregation & Dependency Inversion Lesson (15 mins)

This lesson takes a deeper look at the remaining three SOLID principles of Liskov Substitution, Interface Segregation and Dependency Inversion.

 Start
Introduction • Start Reading · 1 min
Learning Liskov Substitution Principle Reading · 2 mins
Implementing Liskov Substitution Principle Video · 3 mins
Learning Interface Segregation Principle Reading · 1 min
Implementing Interface Segregation Principle Video · 3 mins
Learning Dependency Inversion Principle Reading · 2 mins
Implementing Dependency Inversion Principle Video · 2 mins
Conclusion Reading · 1 min
Quiz: Liskov Substitution, Interface Segregation & Dependency Inversion 6 questions